Question

-5x-21 find value of x

Answer 1

Explanation:

you want to set the equation equal to 0

-5x - 21 = 0

add 21 to both sides to get the variable by itself

-5x = 21

divide both sides by -5

x = - 21/5

Answer 2

The value of x = -21/5

Explanation:

=> -5x-21 =0

=> -21 = 5x

=> -21/5 = x